5/16"-18 18-8 Stainless Steel Coarse Thread Acorn Cap Nuts CNSS-040

Description

Diameter: 5/16"
Diameter 2: 5/8"
Thickness: 9/16"
Material: Stainless Steel
Driver Type: 1/2" Wrench
Thread Size: 18 (Coarse)
Shape: Acorn
Hardness: 18-8
Type: Cap Nut
A closed nut having a dome-like cap over the back, protruding part of the engaged screw or bolt. Also called an acorn nut.